280003777560

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2215921}}^1$

素因数の和:2215960

約数の個数: 192

約数和(自身を含む): 1016310466080

約数和(自身を除く): 736306688520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 81, 90, 104, 108, 117, 120, 130, 135, 156, 162, 180, 195, 216, 234, 243, 260, 270, 312, 324, 351, 360, 390, 405, 468, 486, 520, 540, 585, 648, 702, 780, 810, 936, 972, 1053, 1080, 1170, 1215, 1404, 1560, 1620, 1755, 1944, 2106, 2340, 2430, 2808, 3159, 3240, 3510, 4212, 4680, 4860, 5265, 6318, 7020, 8424, 9720, 10530, 12636, 14040, 15795, 21060, 25272, 31590, 42120, 63180, 126360, 2215921, 4431842, 6647763, 8863684, 11079605, 13295526, 17727368, 19943289, 22159210, 26591052, 28806973, 33238815, 39886578, 44318420, 53182104, 57613946, 59829867, 66477630, 79773156, 86420919, 88636840, 99716445, 115227892, 119659734, 132955260, 144034865, 159546312, 172841838, 179489601, 199432890, 230455784, 239319468, 259262757, 265910520, 288069730, 299149335, 345683676, 358979202, 398865780, 432104595, 478638936, 518525514, 538468803, 576139460, 598298670, 691367352, 717958404, 777788271, 797731560, 864209190, 897448005, 1037051028, 1076937606, 1152278920, 1196597340, 1296313785, 1435916808, 1555576542, 1728418380, 1794896010, 2074102056, 2153875212, 2333364813, 2393194680, 2592627570, 2692344015, 3111153084, 3456836760, 3589792020, 3888941355, 4307750424, 4666729626, 5185255140, 5384688030, 6222306168, 7000094439, 7179584040, 7777882710, 9333459252, 10370510280, 10769376060, 11666824065, 14000188878, 15555765420, 18666918504, 21538752120, 23333648130, 28000377756, 31111530840, 35000472195, 46667296260, 56000755512, 70000944390, 93334592520, 140001888780, 280003777560]

約数ペア:

[(1, 280003777560), (2, 140001888780), (3, 93334592520), (4, 70000944390), (5, 56000755512), (6, 46667296260), (8, 35000472195), (9, 31111530840), (10, 28000377756), (12, 23333648130), (13, 21538752120), (15, 18666918504), (18, 15555765420), (20, 14000188878), (24, 11666824065), (26, 10769376060), (27, 10370510280), (30, 9333459252), (36, 7777882710), (39, 7179584040), (40, 7000094439), (45, 6222306168), (52, 5384688030), (54, 5185255140), (60, 4666729626), (65, 4307750424), (72, 3888941355), (78, 3589792020), (81, 3456836760), (90, 3111153084), (104, 2692344015), (108, 2592627570), (117, 2393194680), (120, 2333364813), (130, 2153875212), (135, 2074102056), (156, 1794896010), (162, 1728418380), (180, 1555576542), (195, 1435916808), (216, 1296313785), (234, 1196597340), (243, 1152278920), (260, 1076937606), (270, 1037051028), (312, 897448005), (324, 864209190), (351, 797731560), (360, 777788271), (390, 717958404), (405, 691367352), (468, 598298670), (486, 576139460), (520, 538468803), (540, 518525514), (585, 478638936), (648, 432104595), (702, 398865780), (780, 358979202), (810, 345683676), (936, 299149335), (972, 288069730), (1053, 265910520), (1080, 259262757), (1170, 239319468), (1215, 230455784), (1404, 199432890), (1560, 179489601), (1620, 172841838), (1755, 159546312), (1944, 144034865), (2106, 132955260), (2340, 119659734), (2430, 115227892), (2808, 99716445), (3159, 88636840), (3240, 86420919), (3510, 79773156), (4212, 66477630), (4680, 59829867), (4860, 57613946), (5265, 53182104), (6318, 44318420), (7020, 39886578), (8424, 33238815), (9720, 28806973), (10530, 26591052), (12636, 22159210), (14040, 19943289), (15795, 17727368), (21060, 13295526), (25272, 11079605), (31590, 8863684), (42120, 6647763), (63180, 4431842), (126360, 2215921)]